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Vehicle Platform: OSPREY
ECU Name: Hella Body Control Module (BCM) DTC
Troubleshooting Data
Version: 1.4
Date: 15 May 2018
Author: Body CoC
Page: 240 of 855
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B2229 – 1D: Left Turn Indicator – Circuit Current out of range
Overview:
ISO Code
B2229 – 1D
Customer Symptom
Either Front Left Or Rear Left Turn Indicator bulb is
OFF. Other Lamp and TellTale flashes with Double
frequency.
Fault Effects (On Vehicle)
Either Front Left Or Rear Left Turn Indicator bulb is
OFF.
Lamp Status (If Any)
Either Front Left Or Rear Left Turn Indicator bulb
Always OFF
Fault Detection Condition
BCM log this fault when Either Front Left Or Rear Left
Turn Indicator bulb is Open Circuit.
Normal Operating Condition
Turn Indicator lamp comes ON when turn indicator
switch is activated.
Probable Trouble Area
1. BCM connector Fault
2. Left Turn Indicator Lamp bulb blown /lamp
damaged
3. BCM ECU fault.
Healing Condition
1. Ignition OFF
ON
2. Clear DTC Command
Component Details:
Left Turn Indicator lamps are located at left front, left rear and left side of the vehicle. Turn Indicator
lamp comes ON when turn indicator switch is activated.
Preliminary Checks:
1. Check Battery Voltage (12.5 V & above)
2. Check ECU pins for oxidation, bending & damage.
Trouble Shooting:-